Leslie Koser
NPI 1952431157 · Occupational Therapist · Appleton, WI
Leslie Koser is a Occupational Therapist provider in Appleton, WI (NPI 1952431157).
Provider details
- NPI number
- 1952431157
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 2405-026 (WI)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-06
- Last updated
- 2007-07-08
Frequently asked questions
- What is Leslie Koser's NPI number?
- Leslie Koser's National Provider Identifier (NPI) is 1952431157, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leslie Koser's specialty?
- Leslie Koser is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Leslie Koser located?
- Leslie Koser's practice location on file with NPPES is 1506 S Oneida St, Appleton, WI 54915-1305.
- What is Leslie Koser's phone number?
- The practice phone number listed in the NPPES registry for Leslie Koser is (920) 738-2681.
- Is Leslie Koser's NPI active?
- Yes — Leslie Koser's NPI (1952431157) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.